frontotemporal dementia

[ fruhn-toh-tem-per-uhl di-men-shuh, dih-men-shee-uh ]

noun

1. one of several brain disorders caused by degeneration of the frontal and/or temporal lobes of the brain and associated with behavioral changes, such as loss of inhibition, or with language impairment, such as difficulty finding words or the loss of one’s ability to speak fluently and grammatically. : FTD

Word History and Origins

Origin of frontotemporal dementia¹

First recorded in 1890–95; fronto- ( def ) + temporal ²( def )